Plastics piping systems. Unplasticized poly(vinyl chloride) (PVC-U) end-load-bearing double-socket joints. Test method for leaktightness and strength while subjected to bending and internal pressure— 12 стр.
Plastics piping systems. Buried and above ground systems for water and other fluids under pressure. Performance characteristics for pipes, fittings and their joints— 36 стр.
